Question 1

Food in the digestive tract is called chyme after

Accepted Answer

A)   the tongue mixes it with saliva.
B)   the stomach processes it.
C)   all nutrients have been absorbed by the small intestines.
D)   elimination through the anus.
E)   it is chewed by the teeth.F) None of the above
G) All of the above B

Question 2

Fiber is important in the diet in

Accepted Answer

A)   providing glucose for cells.
B)   stimulating movements of the large intestine.
C)   assisting in fat digestion in the small intestine.
D)   aiding absorption of fats in the small intestine.
E)   providing essential amino acids.F) A) and B)
G) A) and C)

Question 3

Foods derived from animals typically contain _____, while foods derived from plants typically contain _____.

Accepted Answer

A)   saturated fats; unsaturated fats
B)   trans fats; saturated fats
C)   unsaturated fats; saturated fats
D)   saturated fats; trans fats
E)   unsaturated fats; trans fatsF) All of the above
G) D) and E)

Question 4

If egg yolks are a source of cholesterol, why doesn't eating a few eggs a week raise blood cholesterol?

Accepted Answer

A)   Cholesterol from eggs does not affect HDL-cholesterol levels.
B)   The impact on LDL-cholesterol levels is greater from dietary saturated and trans fats than from cholesterol.
C)   Cholesterol from eggs naturally lowers LDL-cholesterol levels.
D)   The human body produces more cholesterol than is in the two eggs.
E)   Cholesterol from eggs naturally raises LDL-cholesterol levels.F) B) and E)
G) All of the above

Question 5

Which statement is correct about empty-calorie foods?

Accepted Answer

A)   Empty-calorie foods have a high amount of fat in relation to the vitamin content.
B)   Empty-calorie foods have a low amount of fat in relation to the vitamin content.
C)   Empty-calorie foods have a high amount of protein in relation to the vitamin content.
D)   Empty-calorie foods have a high amount of vitamins in them.
E)   Empty-calorie foods have a high amount of fiber in them.F) A) and D)
G) C) and E)

Question 6

Which of the following is not a function of the large intestine?

Accepted Answer

A)   storage of indigestible material
B)   absorption of water
C)   absorption of salts
D)   absorption of vitamin K
E)   absorption of amino acidsF) D) and E)
G) A) and E)

Question 7

Refer to the figure shown here. In structure "B,"

Accepted Answer

A)   food particles are absorbed.
B)   the contents are acidic.
C)   there are digestive enzymes which were released by the pancreas.
D)   food is processed into a soft mass called a bolus.
E)   fats are emulsified by bile salts.F) C) and D)
G) B) and C)

Question 8

Which of the following foods is considered an empty-calorie food?

Accepted Answer

A)   potato chips
B)   broccoli
C)   sweet potatoes
D)   salmon
E)   whole-grain pastaF) A) and B)
G) A) and C)

Question 9

Which of the following minerals is typically overconsumed by Americans?

Accepted Answer

A)   sodium
B)   potassium
C)   iron
D)   cholesterol
E)   calciumF) A) and E)
G) A) and D)

Question 10

Which of the following is not a function of the liver?

Accepted Answer

A)   produces plasma proteins such as fibrin and fibrinogen
B)   detoxifies the blood by removing poisonous substances
C)   produces insulin and glucagon
D)   produces bile
E)   produces urea from amino acidsF) A) and B)
G) C) and D)

Question 11

Anorexia nervosa and bulimia nervosa are similar in that both involve

Accepted Answer

A)   a starvation diet.
B)   a less-than-healthy body weight.
C)   binging and purging.
D)   a normal body weight.
E)   an abnormal focus on muscle development.F) A) and E)
G) C) and E) C

Question 12

The best definition of a nutrient is

Accepted Answer

A)   any food taken into the body.
B)   a food component which performs a physiological function in the body.
C)   a food component which can be stored in the body for future energy needs.
D)   an essential vitamin or mineral.
E)   a food component which enhances one's health.F) None of the above
G) A) and B)

Question 13

Which of the following pieces of nutritional information is not listed on the nutritional label of a food package?

Accepted Answer

A)   daily % of water available in the food
B)   daily % of protein available in the food
C)   daily % of fat available in the food
D)   serving size
E)   calories based upon serving sizeF) D) and E)
G) A) and D) A

Question 14

Which food source is not rich in fiber?

Accepted Answer

A)   chicken
B)   beans
C)   peas
D)   nuts
E)   fruitsF) A) and D)
G) B) and D)

Question 15

A person's total daily intake of water must be obtained through drinking liquids.

Accepted Answer

A) True 
 B)False

Question 16

Adult females need more iron in their diet than males because females

Accepted Answer

A)   require more red blood cells.
B)   require more iron to maintain eggs.
C)   lose hemoglobin during menstruation.
D)   are not as efficient in manufacturing hemoglobin.
E)   are not as efficient in manufacturing red blood cells.F) A) and E)
G) B) and C)

Question 17

Which of the following minerals is incorrectly matched with its function in the body?

Accepted Answer

A)   potassium - nerve conduction
B)   sulfur - part of some amino acids and vitamins
C)   iron - bone growth
D)   sodium - water balance
E)   copper - iron metabolismF) A) and D)
G) B) and E)

Question 18

Dietary supplements are safe to use due to the governmental testing they go through before they are approved for sale.

Accepted Answer

A) True 
 B)False

Question 19

Humans are omnivores as shown by the type of

Accepted Answer

A)   enzymes secreted in human saliva.
B)   urine produced by humans.
C)   human teeth.
D)   human taste buds.
E)   enzymes secreted in human intestines.F) None of the above
G) C) and E)

Question 20

Which eating disorder is characterized by a person thinking that his or her body is underdeveloped?

Accepted Answer

A)   muscle dysmorphia
B)   binge-eating disorder
C)   bulimia nervosa
D)   anorexia nervosa
E)   type 2 diabetesF) A) and E)
G) A) and B)

Exam 25: Digestion and Human Nutrition

Food in the digestive tract is called chyme after

Correct AnswerverifiedB

Fiber is important in the diet in

Correct AnswerverifiedShow Answer

Foods derived from animals typically contain _____, while foods derived from plants typically contain _____.

Correct AnswerverifiedShow Answer

If egg yolks are a source of cholesterol, why doesn't eating a few eggs a week raise blood cholesterol?

Correct AnswerverifiedShow Answer

Which statement is correct about empty-calorie foods?

Correct AnswerverifiedShow Answer

Which of the following is not a function of the large intestine?

Correct AnswerverifiedShow Answer

Refer to the figure shown here. In structure "B,"

Correct AnswerverifiedShow Answer

Which of the following foods is considered an empty-calorie food?

Correct AnswerverifiedShow Answer

Which of the following minerals is typically overconsumed by Americans?

Correct AnswerverifiedShow Answer

Which of the following is not a function of the liver?

Correct AnswerverifiedShow Answer

Anorexia nervosa and bulimia nervosa are similar in that both involve

Correct AnswerverifiedC

The best definition of a nutrient is

Correct AnswerverifiedShow Answer

Which of the following pieces of nutritional information is not listed on the nutritional label of a food package?

Correct AnswerverifiedA

Which food source is not rich in fiber?

Correct AnswerverifiedShow Answer

A person's total daily intake of water must be obtained through drinking liquids.

Correct AnswerverifiedShow Answer

Adult females need more iron in their diet than males because females

Correct AnswerverifiedShow Answer

Which of the following minerals is incorrectly matched with its function in the body?

Correct AnswerverifiedShow Answer

Dietary supplements are safe to use due to the governmental testing they go through before they are approved for sale.

Correct AnswerverifiedShow Answer

Humans are omnivores as shown by the type of

Correct AnswerverifiedShow Answer

Which eating disorder is characterized by a person thinking that his or her body is underdeveloped?

Correct AnswerverifiedShow Answer

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B

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Foods derived from animals typically contain _, while foods derived from plants typically contain _.

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C

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A

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